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Deep biosphere

Microbial ecology 

Uncultured Archaea

geomicrobial processes

R Zhao, AR Babbin, DL Roerdink, IH Thorseth, SL Jørgensen (2023) "Nitrite accumulation and anammox bacterial niche partitioning in Arctic Mid-Ocean Ridge sediments" ISME communications 3 (1), 1-14 

S Le Moine Bauer, GS Lu, S Goulaouic, V Puzenat, A Schouw, T Barreyre, ... (2023) "Structure and metabolic potential of the prokaryotic communities from the hydrothermal system of Paleochori Bay, Milos, Greece" Frontiers in Microbiology 13, 5084    

R Zhao, IF Farag, SL Jørgensen, JF Biddle (2022) "Occurrence, Diversity, and Genomes of “Candidatus Patescibacteria” along the Early Diagenesis of Marine Sediments" Applied and Environmental Microbiology 88 (24), e01409-22

R Zhao, JF Biddle, SL Jørgensen (2022) "Introducing Candidatus Bathyanammoxibiaceae, a family of bacteria with the anammox potential present in both marine and terrestrial environments" ISME Communications 2 (1), 42

Tor Einar Møller, Sven Le Moine Bauer, Bjarte Hannisdal, Rui Zhao, Tamara Baumberger, Desiree L Roerdink, Amandine Dupuis, Ingunn H Thorseth, Rolf Birger Pedersen, Steffen Leth Jørgensen (2022) “Mapping Microbial Abundance and Prevalence to Changing Oxygen Concentration in Deep-Sea Sediments Using Machine Learning and Differential Abundance”  Frontiers in microbiology

R Zhao, JF Biddle, SL Jørgensen (2022) “Introducing Candidatus Bathyanammoxibiaceae, a family of bacteria with the anammox potential present in both marine and terrestrial environments” ISME Communications 2 (1), 1-9

Valentine Puzenat, Javier Escartin, Jean-Emmanuel Martelat, Thibaut Barreyre, Sven Le Moine Bauer, Paraskevi Nomikou, Nuno Gracias, Pascal Allemand, Varvara Antoniou, Omer Coskun, Rafael Garcia, Philippe Grandjean, Steffen Leth Jørgensen, Lluís Magí, Manolis Mandalakis, William Orsi, Paraskevi Polymenakou, Anders Schouw, Guillem Vallicrosa, Othonas Vlasopoulos (2021) “Shallow-water hydrothermalism at Milos (Greece): Nature, distribution, heat fluxes and impact on ecosystems” Marine Geology 438

Rui Zhao, José M. Mogollón, Desiree L. Roerdink, Ingunn H. Thorseth, Ingeborg Økland & Steffen L. Jørgensen (2021) ”Ammonia-oxidizing archaea have similar power requirements in diverse marine oxic sediments” The ISME Journal

Melina Kerou, Rafael I. Ponce-Toledo, Rui Zhao, Sophie S. Abby, Miho Hirai, Hidetaka Nomaki, Yoshihiro Takaki, Takuro Nunoura, Steffen L. Jørgensen & Christa Schleper (2021) “Genomes of Thaumarchaeota from deep sea sediments reveal specific adaptations of three independently evolved lineages” ISME Journal”

Rui Zhao, José M. Mogollón, Sophie S. Abby, Christa Schleper, Jennifer F. Biddle, Desiree L. Roerdink, Ingunn H. Thorseth, and Steffen L. Jørgensen (2020) “Geochemical transition zone powering microbial growth in subsurface sediments” PNAS

Courtney W Stairs, Jennah Dharamshi, Daniel Tamarit, Laura Eme, Steffen L Jørgensen, Anja Spang,Thijs G Ettema. (2020) “Chlamydial contribution to anaerobic metabolism during eukaryotic evolution” Science Advances

Tor Einar Møller, Willem Van de Bilt, Desiree Roerdink, Steffen L Jørgensen (2020) “Microbial community structure in Arctic lake sediments reflect variations in Holocene climate conditions” Frontiers in Microbiology

Rui Zhao, Håkon Dahle, Gustavo A Ramírez, Steffen L Jørgensen (2020) “Indigenous Ammonia-Oxidizing Archaea in Oxic Subseafloor Oceanic Crust” mSystem

Jennah E Dharamshi, Daniel Tamarit, Laura Eme, Courtney W Stairs, Joran Martijn, Felix Homa, Steffen L Jørgensen, Anja Spang, Thijs JG Ettema (2020) “Marine sediments illuminate Chlamydiae diversity and evolution” Current Biology

Türke A, Jackson M D, Bach W, Kahl W-A , Grzybowski B,  Marshall B, Gudmundsson M T, Jørgensen S L (2019) “Design and implementation of a submarine borehole observatory at Surtsey Volcano, Iceland” Sci. Dril., 25, 57-62

Jackson M, and the SUSTAIN science team (2019) “SUSTAIN drilling at Surtsey volcano, Iceland, tracks hydrothermal and microbiological interactions in basalt 50 years after eruption” Sci. Dril., 25, 35-46.

Weisenberger T et al., (2019) “Operational report for the 2017 Surtsey Underwater volcanic System for Thermophiles, Alteration processes and INnovative concretes (SUSTAIN) drilling project at Surtsey Volcano …” GFZ German Research Centre for Geosciences

Zhao R, Hannisdal B, J M Mogollon, Jørgensen S L (2019) “Nitrifier abundance and diversity peak at deep redox transition zones” Scientific Reports 9, Article number: 8633

Bäckström D, Yutin N, Jørgensen S L, Jennah D, Homa F, Zaremba-Niedwiedzka K, Spang A, Wolf Y I, Koonin E V, Ettemaa T J G. (2019) “Virus genomes from deep sea sediments expand the ocean megavirome and support independent origins of viral gigantism” mBio DOI: 10.1128/mBio.02497-18 

Ramirez G A, Jørgensen S L, Zhao R, D’Hondt S (2018) “Minimal influence of extracellular DNA on molecular surveys of marine sedimentary communities” Frontiers in microbiology 

van der Bilt, W GM, Rea B, Spagnolo M, Roerdink D L, Jørgensen S L, Bakke J (2018) “Novel sedimentological fingerprints link shifting depositional processes to Holocene climate transitions in East Greenland” Global and Planetary Change 164 52-64

Hestetun J T, Dahle H, Jørgensen S L, Olsen B R, Rapp H T (2016) “The microbiome and occurrence of methanotrophy in carnivorous sponges” Frontiers in microbiology 7

Jørgensen S L and Zhao, R. (2016) “Microbial inventory in deeply buried oceanic crust from a young ridge flank” Frontiers in extreme microbiology.

Spang A, Saw J H, Jørgensen S L, Zaremba-Niedzwiedzka K, Martijn J, Lind A E, van Eijk R. Schleper C, Guy L, and Ettema,T J. (2015) “Complex archaea that bridge the gap between prokaryotes and eukaryotes” Nature 521.

Jackson M D, Gudmundsson M T, Schiffman P, Bach W, Cappelletti P, Coleman N J, Ivarsson M, Jonasson K, Jørgensen S L, Mearteinsson V, McPhie J, Moore J G, Nielson D, Rhodes J M. Rispoli C, Stefansson A, Turke A, Vanorio T, Weisenberger T B, White J D L, Zirenberg R, and Zimanowski B (2015) “Time-lapse characterization of hydrothermal seawater and microbial interactions with basaltic tephra at Surtsey volcano” Sci. Drill., 20, 51-58.

Edwards K, Bach W, Klaus A, and the Exp. 336 Scientific party (2014). “IODP Expedition 336: initiation of long-term coupled microbiological, geochemical, and hydrological experimentation within the seafloor at North Pond, western flank of the Mid-Atlantic Ridge. Sci. Drill.17:13–18.

Jørgensen S L, Thorseth I H, Pedersen R B, Baumberger T, and Schleper C (2013). “Quantitative and phylogenetic study of the Deep Sea Archaeal Group in sediments of the Arctic mid-ocean spreading ridge”Frontiers in Microbiology 4 (299).

Daae F L, Økland I, Dahle H, Jørgensen S L, Thorseth I H, and Pedersen R B (2013) “Microbial life associated with low‐temperature alteration of ultramafic rocks in the Leka ophiolite complex” Geobiology 11 (4), 318-339.

Roalkvam I, Dahle H, Chen Y, Jørgensen S L, Haflidason H, Steen, I H (2012) “Fine-scale community structure analysis of ANME in Nyegga sediments with high and low methane flux” Frontiers in microbiology 3

Lanzén A, Jørgensen S L, Huson, D H, Gorfer M, Grindhaug, S H, Jonassen I, Øvreås L, Urich, Tim (2012) “CREST–classification resources for environmental sequence tags” PloS one 7,11

Jaeschke A, Jørgensen S L, Bernasconi S M, Pedersen R B, Thorseth I H, and Green G I (2012)  “Microbial diversity of Loki´s Castle black smokers at the Arctic Mid-Ocean Ridge” Geomicrobiology 10(6).

Jørgensen S L, Hannisdal B, Lanzen A, Baumberger T, Flesland K, Fonseca R, Øvreås L, Steen I H, Thorseth, I H, Pedersen R B, and Schleper C (2012) “Correlating Microbial Community Profiles with Geochemical data in highly stratified sediments from the Arctic Mid-Ocean Ridge” PNAS E2846–E2855.

Roalkvam I, Jørgensen S L, Chen Y, Stokke R, Dahle H, Hocking W P, Lanzén A, Haflidason H, Steen I H (2011) “New insight into stratification of anaerobic methanotrophs in cold seep sediments” FEMS microbiology ecology 78,2,233-243

Bjelland T, Grube M, Hoem S, Jørgensen S L, Daae F L, Thorseth I H, Øvreås L (2011) “Microbial metacommunities in the lichen–rock habitat” Environmental Microbiology Reports 3,4

Reigstad L J, Jørgensen S L, Lauritzen S E, Schleper C, Urich T (2011) “Sulfur-oxidizing chemolithotrophic proteobacteria dominate the microbiota in high arctic thermal springs on Svalbard” Astrobiology11(7) 665-678

Lanzén A, Jørgensen S L, Bengtsson M.M, Jonassen I, Ovreås L, and Urich T (2011) “Exploring the composition and diversity of microbial communities at the Jan Mayen hydrothermal vent field using RNA and DNA” FEMS microbiology Ecology77(3):577-89.

Pedersen R B, Thorseth I H, Lilley M, Barriga F, Baumberger T, Bernasconi-Green G, Flesland K, Fonseca, R and Jørgensen S L (2010) “Discovery of a black smoker vent field and a novel vent fauna at the Arctic Mid-Ocean Ridges” Nature Communications1:126.

Reigstad L J, Jørgensen S L, Schleper C (2010) “Diversity and abundance of Korarchaeota in terrestrial hot springs of Iceland and Kamchatka” The ISME journal 4,3,346

Øvreås L, Johannessen T V, Jørgensen S L, Thorseth I H, Pedersen R B (2009) “Microbial population structure at low-temperature siliceous Fe-deposits at the Jan Mayen hydrothermal fields” Geochimica et Cosmochimica Acta Supplement,73,,A981

Pedersen R B, Thorseth I H, Lilley M D, Früh-Green G L, Barriga F, Rapp H T, Baumberger T, Flesland K, Jørgensen S L (2009) “Discovery of the Loki’s Castle vent field at the ultra-slow spreading Arctic mid-ocean ridge” Geochimica et Cosmochimica Acta Supplement, 73

• Unveiling the deep biosphere – from empirical observation to process quantification. Funded by BFS and ���ϳԹ���Դ
• SUSTAIN. Funded by ICDP, Centre of Geobiolgy and K.g:jebsen Centre fro deep sea research
• EnterDeep, Funded by RCN.